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Planting calendar for ZIP 66845 (Cottonwood Falls, KS)

When to plant vegetables in Cottonwood Falls, KS (USDA hardiness zone 6b). Typical last spring frost around Apr 19, 2026 12 days year to year), first fall frost around Oct 18, 202611 days).

Playing it safe? Spring frost holds off until about May 4, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Cottonwood Falls, KS planting calendar for dates typical of the whole city.

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Month by month in Cottonwood Falls, KS

January

February

March

April

May

August

Understand your frost dates

Frost dates for ZIP 66845: NOAA 1991-2020 normals (USC00141858 COTTONWOOD FALLS, KS US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.